DS18 GEN-XX15.4DHE 15" High Excursion Car Subwoofer 1200 Watts 4-Ohm DVC Double Magnet High excursion is now the mainstream and usually this feature is very expensive and enthusiasts sometimes miss out on amazing bass because of the large cost. We want to bring the experience of low frequency bass to even the entry level user. The GEN-XX15.4DHE is the answer to that issue. This subwoofer is a mid-tier addition that comes in at an amazing price point while getting all those features other much more expensive high excursion subs come with. Also, with a power rating of 600w RMS and 1200w Max this sub does not require large amounts of power to come alive and beat up the block. Highlights High Excursion surround for a very high amount of xmax. Great power handling of 600w RMS and 1200w max. Long three voice coil and extended magnet to accommodate the xmax increase. FS of 30 Hz so you can easily dip in the subsonic range with no issues along as your box is tuned correctly. Technical Details GEN-XX15.4DHE Product Manual SPECIFICATIONS Nominal Diameter 15" Nominal Impedance 4 + 4 Ohms RMS Power Handling 600 Watts MAX Power Handling 1200 Watts Sensitivity (1w/1m) 87.4 dB Frequency Response 20Hz - 1KHz Recommended Lo Pass Crossover 80Hz MOTOR Voice Coil Diameter 2" VC Former Material Black Aluminum Winding Material SV Cone Material Paper Dust Cap Material PPI Surround Material Foam Basket Material Steel Basket Color and Finish Glossy Red Magnet Material Ferrite Magnet Weight 136 oz Displacement Volume 3.26L THIELE & SMALL PARAMETERS Equivalent Volume Vas 105.083 L Excursion (one way) Xmax 25mm Free Air Resonance Fs 27 Hz Mechanical Factor Qms 3.658 Electrical Factor Qes 0.583 Total Factor Qts 0.503 Mechanical Mass Mms 309.67g Mechanical Compliance Cms 0.112mm/N BL Factor BL 24.045N/A Voice Coil Inductance Le 0.6741mH Cone Area Sd 814.332cm2 DC Resistance Re 3.2+3.2 ohms Efficiency Bandwidth Product EBP 46.3 MEASUREMENTS Overall Diameter 10.28" / 261 mm Overall Depth 7.21" / 183 mm Front Mount Baffle Cutout 9.14" / 232 mm Mounting Depth 6.15" / 156mm Motor Diameter 6.15" / 156mm Box Info